CVE-1999-1085

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Summary

CVECVE-1999-1085
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published1998-06-12 04:00:00 UTC
Updated2025-04-03 01:03:51 UTC
DescriptionSSH 1.2.25, 1.2.23, and other versions, when used in in CBC (Cipher Block Chaining) or CFB (Cipher Feedback 64 bits) modes, allows remote attackers to insert arbitrary data into an existing stream between an SSH client and server by using a known plaintext attack and computing a valid CRC-32 checksum for the packet, aka the "SSH insertion attack."

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:N/I:P/A:N

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:L/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Ssh Secure Shell 1.2.23 All All All
Application Ssh Secure Shell 1.2.25 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
CERT/CC Vulnerability Note VU#13877 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org US Government Resource
'UPDATE: SSH insertion attack' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info
ISS X-Force Database: ssh-insert (1126): SSH can accept inserted data in encrypted sessions af854a3a-2127-422b-91ae-364da2661108 www.iss.net
'CORE-SDI-04: SSH insertion attack' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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